FR2376400A1 - Debitmetre a arrachement de tourbillons - Google Patents

Debitmetre a arrachement de tourbillons

Info

Publication number
FR2376400A1
FR2376400A1 FR7739518A FR7739518A FR2376400A1 FR 2376400 A1 FR2376400 A1 FR 2376400A1 FR 7739518 A FR7739518 A FR 7739518A FR 7739518 A FR7739518 A FR 7739518A FR 2376400 A1 FR2376400 A1 FR 2376400A1
Authority
FR
France
Prior art keywords
flowmeter
whirlpool
removal
bodies
relates
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
FR7739518A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rosemount Inc
Original Assignee
Rosemount Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rosemount Inc filed Critical Rosemount Inc
Publication of FR2376400A1 publication Critical patent/FR2376400A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/20—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow
    • G01F1/32—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow using swirl flowmeters
    • G01F1/3209—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow using swirl flowmeters using Karman vortices
    • G01F1/3218—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow using swirl flowmeters using Karman vortices bluff body design
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/20—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow
    • G01F1/32—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow using swirl flowmeters
    • G01F1/325—Means for detecting quantities used as proxy variables for swirl
    • G01F1/3259—Means for detecting quantities used as proxy variables for swirl for detecting fluid pressure oscillations
    • G01F1/3266—Means for detecting quantities used as proxy variables for swirl for detecting fluid pressure oscillations by sensing mechanical vibrations

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)

Abstract

L'invention concerne les débitmètres Elle se rapporte à un débitmètre formé dans une plaque et comprenant un rebord 15 auquel sont fixés des corps 16, 17, 18 formant des obstacles. L'un des corps au moins contient un capteur 25. La largeur totale de tous les corps est comprise entre 0,2 et 0,3 fois le diamètre efficace D. Application à la mesure des débits dans les conduits.
FR7739518A 1976-12-29 1977-12-28 Debitmetre a arrachement de tourbillons Withdrawn FR2376400A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75535776A 1976-12-29 1976-12-29

Publications (1)

Publication Number Publication Date
FR2376400A1 true FR2376400A1 (fr) 1978-07-28

Family

ID=25038813

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7739518A Withdrawn FR2376400A1 (fr) 1976-12-29 1977-12-28 Debitmetre a arrachement de tourbillons

Country Status (6)

Country Link
JP (1) JPS5384760A (fr)
BR (1) BR7708674A (fr)
CA (1) CA1099952A (fr)
DE (1) DE2757384A1 (fr)
FR (1) FR2376400A1 (fr)
GB (1) GB1589690A (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2436972A1 (fr) * 1978-09-25 1980-04-18 Nissan Motor Debitmetre
WO1983003667A1 (fr) * 1982-04-05 1983-10-27 Foxboro Co Corps a profil etroit de formation de tourbillon
EP0068920A3 (en) * 1981-05-26 1985-01-02 Sereg S.A. Swirl flow meter, especially for low viscosity fluids
EP0560970A4 (fr) * 1991-10-08 1995-05-24 Lew Hyok S
EP0654653A1 (fr) * 1993-11-22 1995-05-24 Georg Fischer Rohrleitungssysteme AG Dispositif pour mesurer la vitesse d'un fluide
EP0713079A3 (fr) * 1994-11-21 1997-11-12 JUNKALOR GmbH DESSAU Indicateur pour débitmètre à tourbillons

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6319719B1 (en) * 1999-10-28 2001-11-20 Roche Diagnostics Corporation Capillary hematocrit separation structure and method
JP2022021857A (ja) * 2020-07-22 2022-02-03 ホシデン株式会社 流体センサ

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE277881C (fr) *
FR646261A (fr) * 1927-05-13 1928-11-09 Appareil pour la mesure des vitesses des fluides
DE2437864A1 (de) * 1973-08-28 1975-04-10 Yokogawa Electric Works Ltd Stroemungsmesser
US3972232A (en) * 1974-04-24 1976-08-03 The Foxboro Company Vortex flow meter apparatus
US3979954A (en) * 1974-07-29 1976-09-14 Hokushin Electric Works, Ltd. Karman vortex flowmeter

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE277881C (fr) *
FR646261A (fr) * 1927-05-13 1928-11-09 Appareil pour la mesure des vitesses des fluides
DE2437864A1 (de) * 1973-08-28 1975-04-10 Yokogawa Electric Works Ltd Stroemungsmesser
US3948097A (en) * 1973-08-28 1976-04-06 Yokogawa Electric Works, Ltd. Flow velocity measuring device
US3972232A (en) * 1974-04-24 1976-08-03 The Foxboro Company Vortex flow meter apparatus
US3979954A (en) * 1974-07-29 1976-09-14 Hokushin Electric Works, Ltd. Karman vortex flowmeter

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2436972A1 (fr) * 1978-09-25 1980-04-18 Nissan Motor Debitmetre
EP0068920A3 (en) * 1981-05-26 1985-01-02 Sereg S.A. Swirl flow meter, especially for low viscosity fluids
WO1983003667A1 (fr) * 1982-04-05 1983-10-27 Foxboro Co Corps a profil etroit de formation de tourbillon
EP0560970A4 (fr) * 1991-10-08 1995-05-24 Lew Hyok S
EP0654653A1 (fr) * 1993-11-22 1995-05-24 Georg Fischer Rohrleitungssysteme AG Dispositif pour mesurer la vitesse d'un fluide
EP0713079A3 (fr) * 1994-11-21 1997-11-12 JUNKALOR GmbH DESSAU Indicateur pour débitmètre à tourbillons

Also Published As

Publication number Publication date
CA1099952A (fr) 1981-04-28
JPS5384760A (en) 1978-07-26
DE2757384A1 (de) 1978-07-06
BR7708674A (pt) 1978-08-15
GB1589690A (en) 1981-05-20

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Legal Events

Date Code Title Description
ST Notification of lapse